CN112604420A - Hydrogen sulfide purification device and method for gas extraction of high-sulfur coal seam - Google Patents
Hydrogen sulfide purification device and method for gas extraction of high-sulfur coal seam Download PDFInfo
- Publication number
- CN112604420A CN112604420A CN202011338787.4A CN202011338787A CN112604420A CN 112604420 A CN112604420 A CN 112604420A CN 202011338787 A CN202011338787 A CN 202011338787A CN 112604420 A CN112604420 A CN 112604420A
- Authority
- CN
- China
- Prior art keywords
- gas
- valve
- bin
- pipe
- purification
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/02—Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/52—Hydrogen sulfide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The invention discloses a hydrogen sulfide purification device and a hydrogen sulfide purification method for gas extraction of a high-sulfur coal seam, which comprise a gas extraction pipe I, a gas extraction pipe II, a dehydration bin and a purification bin, wherein mixed gas of gas extracted from the high-sulfur coal seam and hydrogen sulfide firstly passes through the dehydration bin, and water and coal slag in the mixed gas can settle in the dehydration bin to finish the filtering effect on the mixed gas; then the mixed gas passes through a purification bin, and sodium carbonate solution in the purification bin reacts with hydrogen sulfide gas to generate sodium hydrosulfide, water and carbon dioxide, wherein the sodium hydrosulfide is easily dissolved in the water; thereby realizing the purification effect on the hydrogen sulfide gas; and finally, the gas enters a gas extraction pipe II, the residual hydrogen sulfide gas reacts with zinc oxide to be absorbed when passing through the purification membrane, and finally the gas is subjected to water absorption through the drying membrane to complete the purification and dehydration processes of the gas, so that the invention can ensure the purity of the extracted gas.
Description
Technical Field
The invention relates to a hydrogen sulfide purification device and method, in particular to a hydrogen sulfide purification device and method for gas extraction of a high-sulfur coal seam.
Background
The gas in the coal seam is a dangerous source and is a clean energy source, and most high-gas mines utilize the gas in the coal seam through extraction. Aiming at a high-sulfur coal bed, gas contains a large amount of hydrogen sulfide gas which is used as an acidic toxic and harmful gas, and the hydrogen sulfide gas is extremely easy to corrode a gas extraction pipeline. However, alkali liquor is difficult to permeate in a compact coal bed, and the contact area of the alkali liquor and a coal body is limited, so that a large amount of hydrogen sulfide still remains in extracted gas. At present, the treatment of coal mine hydrogen sulfide mostly focuses on the aspects of coal seam hydrogen sulfide abnormal enrichment, tunnel airflow hydrogen sulfide purification and the like, and the treatment of hydrogen sulfide gas in a gas extraction pipeline is not considered.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a hydrogen sulfide purification device and a hydrogen sulfide purification method for high-sulfur coal seam gas extraction, which can purify hydrogen sulfide gas in the coal seam gas extraction process, and can dewater and filter coal slag to finally ensure the purity of the extracted gas.
In order to achieve the purpose, the invention adopts the technical scheme that: a hydrogen sulfide purification device for gas extraction of a high-sulfur coal seam comprises a gas extraction pipe I, a gas extraction pipe II, a dehydration bin and a purification bin,
the dewatering bin comprises a bin body I, an air inlet pipe I and an air outlet pipe I, wherein the air inlet pipe I and the air outlet pipe I are vertically fixed at the upper end of the bin body I and are communicated with the interior of the bin body I, so that the bin body I, the air inlet pipe I and the air outlet pipe I form a U-shaped structure; the side part of the air inlet pipe I is provided with an air vent provided with a vent valve I, and a liquid level sensor I is arranged in the air inlet pipe I and used for monitoring the water level in the dewatering bin; a drain pipe I is arranged on the side part of the bin body I, a drain valve I is arranged on the drain pipe I, and a valve A and a valve B are respectively arranged on the air inlet pipe I and the air outlet pipe I;
the purifying bin comprises a bin body II, an air inlet pipe II and an air outlet pipe II, wherein the air inlet pipe II and the air outlet pipe II are vertically fixed at the upper end of the bin body II and are communicated with the interior of the bin body II, so that the bin body II, the air inlet pipe II and the air outlet pipe II form a U-shaped structure; the side part of the air inlet pipe II is provided with an air vent provided with a vent valve II, the side part of the air outlet pipe II is provided with an air vent provided with a vent valve III, and a liquid level sensor II is arranged in the air inlet pipe II and used for monitoring the water level in the purification bin; a water discharge pipe II is arranged on the side part of the bin body II, a water discharge valve II is arranged on the water discharge pipe II, and a valve C and a valve D are respectively arranged on the air inlet pipe II and the air outlet pipe II; a sodium carbonate solution is contained in the purification bin, the liquid level reaches the position of the liquid level sensor II, and a concentration sensor is arranged in the bin body II and used for monitoring the concentration value of the sodium carbonate solution in real time;
the gas extraction pipe I is communicated with the gas inlet pipe I, the gas outlet pipe I is communicated with the gas inlet pipe II through a connecting pipe, and the gas outlet pipe II is communicated with the gas extraction pipe II; a purification film and a drying film are arranged in the gas extraction pipe II, and a hydrogen sulfide absorbent is filled in the purification film; the drying film is filled with a drying agent.
Further, the bottoms of the bin body I and the bin body II are both obliquely arranged. By adopting the arrangement, the liquid in the dehydration bin and the purification bin can be conveniently discharged through the drain pipe I and the drain pipe II respectively.
Further, the hydrogen sulfide absorbent is zinc oxide; the drying agent is activated alumina. When encountering hydrogen sulfide, the zinc oxide can react with the hydrogen sulfide to generate zinc sulfide and water, thereby realizing the absorption effect of the hydrogen sulfide; the activated alumina can adsorb water, thereby realizing the dehydration and drying effects.
A use method of a hydrogen sulfide purification device for gas extraction of a high-sulfur coal seam comprises the following specific steps:
firstly, in an initial state, closing a valve A, a valve B, a valve C, a valve D, a drain valve I, a drain valve II, a vent valve I, a vent valve II and a vent valve III, opening the vent valve II and the vent valve III, injecting a sodium carbonate solution with the concentration of 2% into a purification bin through the vent valve II, stopping injecting the solution when a liquid level sensor II detects the solution, and closing the vent valve II and the vent valve III to finish the injection process of the sodium carbonate solution;
secondly, communicating a gas extraction pipe I with a coal seam extraction pipe, communicating a gas extraction pipe II with an extraction pump, then opening a valve A, a valve B, a valve C and a valve D, starting the extraction pump to extract gas, allowing gas mixture gas in the coal seam to sequentially pass through the gas extraction pipe I, a dehydration bin, a connecting pipe, a purification bin and the gas extraction pipe II under the action of extraction negative pressure, wherein water and coal slag mixed when the gas mixture gas passes through the dehydration bin are settled in the dehydration bin under the action of gravity, and most of hydrogen sulfide gas is absorbed by chemical reaction with a sodium carbonate solution when the gas mixture gas treated by the dehydration bin passes through the purification bin (the hydrogen sulfide and the sodium carbonate solution react to generate sodium hydrosulfide, water and carbon dioxide, and the sodium hydrosulfide is easily dissolved in water, thereby realizing the purification effect on the hydrogen sulfide gas), then the residual hydrogen sulfide gas enters a gas extraction pipe II along with the gas, the residual hydrogen sulfide gas reacts with zinc oxide to be absorbed when passing through a purification membrane, and finally the gas is subjected to moisture absorption through a drying membrane to complete the purification and dehydration processes of the gas;
in the process of continuously purifying and dehydrating gas extraction, when the liquid level sensor I detects water, closing the valve A and the valve B, opening the vent valve I and the drain valve I, enabling the water and the coal slag in the dehydration bin to flow out through the drain pipe I, closing the vent valve I and the drain valve I after the water and the coal slag flow out, opening the valve A and the valve B, and continuing gas extraction;
closing the valve C and the valve D, opening the vent valve II and the drain valve II to enable the solution in the purification bin to flow out through the drain pipe II when the solution is not detected by the liquid level sensor II (namely the liquid level of the sodium carbonate solution is lower than that of the liquid level sensor II) or the concentration sensor detects that the concentration of the sodium carbonate solution is lower than 0.5%, repeating the injection process of the sodium carbonate solution in the step I after the injection process is completed, opening the valve C and the valve D, and continuing gas extraction.
Compared with the prior art, the method adopts a mode of combining the gas extraction pipe I, the gas extraction pipe II, the dehydration bin and the purification bin, the mixed gas of the gas extracted from the high-sulfur coal seam and the hydrogen sulfide firstly passes through the dehydration bin, and at the moment, water and coal cinder in the mixed gas are settled in the dehydration bin under the action of gravity, so that the filtering effect on the mixed gas is completed; then the mixed gas passes through a purification bin, and sodium carbonate solution in the purification bin reacts with hydrogen sulfide gas to generate sodium hydrosulfide, water and carbon dioxide, wherein the sodium hydrosulfide is easily dissolved in the water; thereby realizing the purification effect on the hydrogen sulfide gas; and finally, the gas enters a gas extraction pipe II, the residual hydrogen sulfide gas reacts with zinc oxide to be absorbed when the gas passes through the purification membrane, and finally the gas absorbs water through the drying membrane to complete the purification and dehydration processes of the gas. The invention can purify hydrogen sulfide gas in the process of gas extraction from the coal bed, and can dewater the gas and filter coal slag, thereby finally ensuring the purity of the extracted gas.
Drawings
Fig. 1 is a schematic structural view of the present invention.
In the figure: 1. the device comprises a gas extraction pipe I, a gas extraction pipe 2, a dehydration bin 3, a purification bin 4, a connecting pipe 5, a valve A, a valve 6, a vent valve I, a vent valve 7, a liquid level sensor I, a valve 8, a drain valve I, a drain pipe 10, a valve B, a valve 11, a valve C, a valve 12, a vent valve II, a vent valve 13, a liquid level sensor II, a liquid level sensor 14, a drain valve II, a drain pipe 16, a concentration sensor 17, a vent valve III, a vent valve 18, a valve D, a valve 19, a purification membrane 20, a drying membrane 21 and a gas extraction pipe II.
Detailed Description
The present invention will be further explained below.
As shown in figure 1, the hydrogen sulfide purification device for gas extraction of the high-sulfur coal seam comprises a gas extraction pipe I1, a gas extraction pipe II 21, a dehydration bin 2 and a purification bin 3,
the dewatering bin 2 comprises a bin body I, an air inlet pipe I and an air outlet pipe I, wherein the air inlet pipe I and the air outlet pipe I are vertically fixed at the upper end of the bin body I and are communicated with the interior of the bin body I, so that the bin body I, the air inlet pipe I and the air outlet pipe I form a U-shaped structure; the side part of the air inlet pipe I is provided with an air vent provided with a vent valve I6, and a liquid level sensor I7 is arranged inside the air inlet pipe I and used for monitoring the water level in the dewatering bin 2; a drain pipe I9 is arranged on the side part of the bin body I, a drain valve I8 is arranged on the drain pipe I, and a valve A5 and a valve B10 are respectively arranged on the air inlet pipe I and the air outlet pipe I;
the purifying bin 3 comprises a bin body II, an air inlet pipe II and an air outlet pipe II, wherein the air inlet pipe II and the air outlet pipe II are vertically fixed at the upper end of the bin body II, and the air inlet pipe II and the air outlet pipe II are communicated with the interior of the bin body II, so that the bin body II, the air inlet pipe II and the air outlet pipe II form a U-shaped structure; the side part of the air inlet pipe II is provided with an air vent provided with a vent valve II 12, the side part of the air outlet pipe II is provided with an air vent provided with a vent valve III 17, and a liquid level sensor II 13 is arranged in the air inlet pipe II and used for monitoring the water level in the purifying bin 3; a water discharge pipe II 15 is arranged on the side part of the bin body II, a water discharge valve II 14 is arranged on the water discharge pipe II 15, and a valve C11 and a valve D18 are respectively arranged on the air inlet pipe II and the air outlet pipe II; a sodium carbonate solution is contained in the purifying bin 3, the liquid level reaches the position of the liquid level sensor II 13, and a concentration sensor 16 is arranged in the bin body II and used for monitoring the concentration value of the sodium carbonate solution in real time;
the gas extraction pipe I1 is communicated with the gas inlet pipe I, the gas outlet pipe I is communicated with the gas inlet pipe II through a connecting pipe 4, and the gas outlet pipe II is communicated with the gas extraction pipe II 21; a purification membrane 19 and a drying membrane 20 are arranged in the gas extraction pipe II 21, and a hydrogen sulfide absorbent is filled in the purification membrane 19; the drying film 20 is filled with a drying agent.
Further, the bottoms of the bin body I and the bin body II are both obliquely arranged. By adopting the arrangement, the liquid in the dehydration bin 2 and the purification bin 3 can be conveniently discharged through the drain pipe I9 and the drain pipe II 15 respectively.
Further, the hydrogen sulfide absorbent is zinc oxide; the drying agent is activated alumina. When encountering hydrogen sulfide, the zinc oxide can react with the hydrogen sulfide to generate zinc sulfide and water, thereby realizing the absorption effect of the hydrogen sulfide; the activated alumina can adsorb water, thereby realizing the dehydration and drying effects.
The liquid level sensor I7, the liquid level sensor II 13 and the concentration sensor 16 are all existing components.
A use method of a hydrogen sulfide purification device for gas extraction of a high-sulfur coal seam comprises the following specific steps:
firstly, in an initial state, a valve A5, a valve B10, a valve C11, a valve D18, a drain valve I8, a drain valve II 14, a vent valve I6, a vent valve II 12 and a vent valve III 17 are all in a closed state, the vent valve II 12 and the vent valve III 17 are opened, at the moment, a sodium carbonate solution with the concentration of 2% is injected into the purification bin 3 through the vent valve II 12, liquid injection is stopped when a liquid level sensor II 13 detects the solution, and the vent valve II 12 and the vent valve III 17 are closed, so that the injection process of the sodium carbonate solution is completed;
secondly, communicating a gas extraction pipe I1 with a coal seam extraction pipe, communicating a gas extraction pipe II 21 with an extraction pump, opening a valve A5, a valve B10, a valve C11 and a valve D18, starting the extraction pump to extract gas, enabling gas mixture gas in the coal seam to sequentially pass through the gas extraction pipe I1, a dehydration bin 2, a connecting pipe 4, a purification bin 3 and the gas extraction pipe II 21 under the action of extraction negative pressure, wherein water and coal slag mixed when the gas mixture gas passes through the dehydration bin 2 are settled in the dehydration bin 2 under the action of gravity, and then the gas mixture gas treated by the dehydration bin 2 passes through the purification bin 3, wherein most hydrogen sulfide gas and a sodium carbonate solution are subjected to chemical reaction and absorbed (the hydrogen sulfide and the sodium carbonate solution react to generate sodium hydrosulfide, water and carbon dioxide and the sodium hydrosulfide is dissolved in water, thereby realizing the purification effect on the hydrogen sulfide gas), then the residual hydrogen sulfide gas enters a gas extraction pipe II 21 along with the gas, the residual hydrogen sulfide gas reacts with zinc oxide to be absorbed when passing through a purification membrane 19, and finally the gas is subjected to moisture absorption through a drying membrane 20 to complete the purification and dehydration processes of the gas;
during the purification and dehydration process of gas extraction, when the liquid level sensor I7 detects water, closing the valve A5 and the valve B10, opening the vent valve I6 and the drain valve I8, enabling water and coal cinder in the dehydration bin 2 to flow out through the drain pipe I9, closing the vent valve I6 and the drain valve I8 after the water and coal cinder flow out, opening the valve A5 and the valve B10, and continuing to extract gas;
and fourthly, when the solution which is not detected by the liquid level sensor II 13 (namely the liquid level of the sodium carbonate solution is lower than that of the liquid level sensor II 13) or the concentration sensor 16 detects that the concentration of the sodium carbonate solution is lower than 0.5%, closing the valve C11 and the valve D18, opening the vent valve II 12 and the drain valve II 17, enabling the solution in the purifying bin 3 to flow out through the drain pipe II 15, repeating the injection process of the sodium carbonate solution after the injection process is completed, then opening the valve C11 and the valve D18, and continuing gas extraction.
Claims (4)
1. A hydrogen sulfide purification device for gas extraction of a high-sulfur coal seam is characterized by comprising a gas extraction pipe I, a gas extraction pipe II, a dehydration bin and a purification bin,
the dewatering bin comprises a bin body I, an air inlet pipe I and an air outlet pipe I, wherein the air inlet pipe I and the air outlet pipe I are vertically fixed at the upper end of the bin body I and are communicated with the interior of the bin body I, so that the bin body I, the air inlet pipe I and the air outlet pipe I form a U-shaped structure; the side part of the air inlet pipe I is provided with an air vent provided with a vent valve I, and a liquid level sensor I is arranged in the air inlet pipe I and used for monitoring the water level in the dewatering bin; a drain pipe I is arranged on the side part of the bin body I, a drain valve I is arranged on the drain pipe I, and a valve A and a valve B are respectively arranged on the air inlet pipe I and the air outlet pipe I;
the purifying bin comprises a bin body II, an air inlet pipe II and an air outlet pipe II, wherein the air inlet pipe II and the air outlet pipe II are vertically fixed at the upper end of the bin body II and are communicated with the interior of the bin body II, so that the bin body II, the air inlet pipe II and the air outlet pipe II form a U-shaped structure; the side part of the air inlet pipe II is provided with an air vent provided with a vent valve II, the side part of the air outlet pipe II is provided with an air vent provided with a vent valve III, and a liquid level sensor II is arranged in the air inlet pipe II and used for monitoring the water level in the purification bin; a water discharge pipe II is arranged on the side part of the bin body II, a water discharge valve II is arranged on the water discharge pipe II, and a valve C and a valve D are respectively arranged on the air inlet pipe II and the air outlet pipe II; a sodium carbonate solution is contained in the purification bin, the liquid level reaches the position of the liquid level sensor II, and a concentration sensor is arranged in the bin body II and used for monitoring the concentration value of the sodium carbonate solution in real time;
the gas extraction pipe I is communicated with the gas inlet pipe I, the gas outlet pipe I is communicated with the gas inlet pipe II through a connecting pipe, and the gas outlet pipe II is communicated with the gas extraction pipe II; a purification film and a drying film are arranged in the gas extraction pipe II, and a hydrogen sulfide absorbent is filled in the purification film; the drying film is filled with a drying agent.
2. The hydrogen sulfide purification device for gas extraction of the high-sulfur coal seam according to claim 1, wherein the bottoms of the bin body I and the bin body II are both arranged in an inclined manner.
3. The hydrogen sulfide purification device for gas extraction of the high-sulfur coal seam according to claim 1, wherein the hydrogen sulfide absorbent is zinc oxide; the drying agent is activated alumina.
4. The use method of the hydrogen sulfide purification device for gas extraction of the high-sulfur coal seam according to claim 1 is characterized by comprising the following specific steps:
firstly, in an initial state, closing a valve A, a valve B, a valve C, a valve D, a drain valve I, a drain valve II, a vent valve I, a vent valve II and a vent valve III, opening the vent valve II and the vent valve III, injecting a sodium carbonate solution with the concentration of 2% into a purification bin through the vent valve II, stopping injecting the solution when a liquid level sensor II detects the solution, and closing the vent valve II and the vent valve III to finish the injection process of the sodium carbonate solution;
secondly, communicating a gas extraction pipe I with a coal seam extraction pipe, communicating a gas extraction pipe II with an extraction pump, then opening a valve A, a valve B, a valve C and a valve D, starting the extraction pump to extract gas, allowing gas mixture gas in the coal seam to sequentially pass through the gas extraction pipe I, a dehydration bin, a connecting pipe, a purification bin and the gas extraction pipe II under the action of extraction negative pressure, wherein water and coal slag mixed when the gas mixture gas passes through the dehydration bin are settled in the dehydration bin under the action of gravity, allowing most of hydrogen sulfide gas to undergo chemical reaction with sodium carbonate solution to be absorbed when the gas mixture gas treated by the dehydration bin passes through the purification bin, allowing the remaining hydrogen sulfide gas to enter the gas extraction pipe II along with the gas, allowing the remaining hydrogen sulfide gas to react with zinc oxide to be absorbed when the gas mixture gas passes through a purification membrane, and finally absorbing water by the gas through the drying membrane, the purification and dehydration process of the gas is completed;
in the process of continuously purifying and dehydrating gas extraction, when the liquid level sensor I detects water, closing the valve A and the valve B, opening the vent valve I and the drain valve I, enabling the water and the coal slag in the dehydration bin to flow out through the drain pipe I, closing the vent valve I and the drain valve I after the water and the coal slag flow out, opening the valve A and the valve B, and continuing gas extraction;
and fourthly, when the solution is not detected by the liquid level sensor II or the concentration of the sodium carbonate solution is detected by the concentration sensor to be lower than 0.5%, closing the valve C and the valve D, opening the vent valve II and the drain valve II, enabling the solution in the purification bin to flow out through the drain pipe II, repeating the injection process of the sodium carbonate solution in the first step, then opening the valve C and the valve D, and continuing gas extraction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011338787.4A CN112604420B (en) | 2020-11-25 | 2020-11-25 | Hydrogen sulfide purifying device and method for high-sulfur coal seam gas extraction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011338787.4A CN112604420B (en) | 2020-11-25 | 2020-11-25 | Hydrogen sulfide purifying device and method for high-sulfur coal seam gas extraction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112604420A true CN112604420A (en) | 2021-04-06 |
| CN112604420B CN112604420B (en) | 2023-08-11 |
Family
ID=75225186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011338787.4A Active CN112604420B (en) | 2020-11-25 | 2020-11-25 | Hydrogen sulfide purifying device and method for high-sulfur coal seam gas extraction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112604420B (en) |
Citations (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000107560A (en) * | 1998-10-01 | 2000-04-18 | Tomoji Tanaka | Purification of exhaust gas and treatment of by-product waste |
| US20020014155A1 (en) * | 2000-01-25 | 2002-02-07 | Pradeep Agarwal | System and process for agglomeration and processing of carbonaceous fines and dust |
| CN101127405A (en) * | 2006-08-17 | 2008-02-20 | 三星Sdi株式会社 | Fuel processor having carbon monoxide removing unit and method of operating the same |
| JP2009024079A (en) * | 2007-07-19 | 2009-02-05 | Taiyo Nippon Sanso Corp | Biogas generation system |
| CA2638883A1 (en) * | 2007-08-25 | 2009-02-25 | Kopf Klaerschlammverwertungs-Gmbh & Co. Kg | Method and installation for the purification of gas |
| KR100948334B1 (en) * | 2009-02-09 | 2010-03-17 | 이상범 | Ammonia and hydrogen sulfide removing aparatus contained in biogas |
| CN103204470A (en) * | 2013-03-21 | 2013-07-17 | 新疆天业（集团）有限公司 | Gas transformation deep purifying technique for separating and purifying CO and H2 of calcium carbide furnace |
| CN103790618A (en) * | 2014-03-05 | 2014-05-14 | 王宽 | Mine water bath type orifice blowout prevention and dust removal device |
| JP2014181138A (en) * | 2013-03-18 | 2014-09-29 | Toray Fine Chemicals Co Ltd | Method for producing sodium hydrogensulfide |
| CN105498485A (en) * | 2014-09-24 | 2016-04-20 | 中国石油大学(北京) | Separation method of methane from coal bed methane-air mixture and system thereof |
| CN106223991A (en) * | 2016-09-14 | 2016-12-14 | 煤科集团沈阳研究院有限公司 | Mine air ejectment and water curtain absorb hydrogen sulphide disposal unit and method |
| CN206174946U (en) * | 2016-11-16 | 2017-05-17 | 山西霍尔辛赫煤业有限责任公司 | Be used for drilling construction dross removal mechanism |
| CN110374665A (en) * | 2019-07-31 | 2019-10-25 | 湖南科技大学 | A kind of gas collection device and application method for pole weak seam extraction borehole |
| CN209604070U (en) * | 2018-12-18 | 2019-11-08 | 山西潞安矿业(集团)有限责任公司李村煤矿 | Water filtering type dedusting explosion-protection equipment |
| CN209687526U (en) * | 2019-03-27 | 2019-11-26 | 山西霍尔辛赫煤业有限责任公司 | A kind of dust removing down-hole of coal mine device |
| CN209780948U (en) * | 2019-04-04 | 2019-12-13 | 长治市安可自控工程有限公司 | Deslagging dust suppression and automatic water supplementing device for coal mine extraction pipeline |
| WO2019242190A1 (en) * | 2018-06-22 | 2019-12-26 | 中国矿业大学 | Multi-stage combustion shock wave-induced cracked coal body and heat injection alternating reinforced gas extraction method |
| CN210829373U (en) * | 2019-07-02 | 2020-06-23 | 山西晋城无烟煤矿业集团有限责任公司 | Gas drainage drilling dust collector |
| CN211692543U (en) * | 2019-12-12 | 2020-10-16 | 河南大有能源股份有限公司新安煤矿 | Air current dust purification device to taking out and adopt pipeline |
| CN214019827U (en) * | 2020-11-25 | 2021-08-24 | 湖南科技大学 | Hydrogen sulfide purification device for gas extraction of high-sulfur coal seam |
-
2020
- 2020-11-25 CN CN202011338787.4A patent/CN112604420B/en active Active
Patent Citations (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000107560A (en) * | 1998-10-01 | 2000-04-18 | Tomoji Tanaka | Purification of exhaust gas and treatment of by-product waste |
| US20020014155A1 (en) * | 2000-01-25 | 2002-02-07 | Pradeep Agarwal | System and process for agglomeration and processing of carbonaceous fines and dust |
| CN101127405A (en) * | 2006-08-17 | 2008-02-20 | 三星Sdi株式会社 | Fuel processor having carbon monoxide removing unit and method of operating the same |
| JP2009024079A (en) * | 2007-07-19 | 2009-02-05 | Taiyo Nippon Sanso Corp | Biogas generation system |
| CA2638883A1 (en) * | 2007-08-25 | 2009-02-25 | Kopf Klaerschlammverwertungs-Gmbh & Co. Kg | Method and installation for the purification of gas |
| CN101385938A (en) * | 2007-08-25 | 2009-03-18 | 科普夫淤泥利用有限责任两合公司 | Method and assembly for cleaning gas |
| KR100948334B1 (en) * | 2009-02-09 | 2010-03-17 | 이상범 | Ammonia and hydrogen sulfide removing aparatus contained in biogas |
| JP2014181138A (en) * | 2013-03-18 | 2014-09-29 | Toray Fine Chemicals Co Ltd | Method for producing sodium hydrogensulfide |
| CN103204470A (en) * | 2013-03-21 | 2013-07-17 | 新疆天业（集团）有限公司 | Gas transformation deep purifying technique for separating and purifying CO and H2 of calcium carbide furnace |
| CN103790618A (en) * | 2014-03-05 | 2014-05-14 | 王宽 | Mine water bath type orifice blowout prevention and dust removal device |
| CN105498485A (en) * | 2014-09-24 | 2016-04-20 | 中国石油大学(北京) | Separation method of methane from coal bed methane-air mixture and system thereof |
| CN106223991A (en) * | 2016-09-14 | 2016-12-14 | 煤科集团沈阳研究院有限公司 | Mine air ejectment and water curtain absorb hydrogen sulphide disposal unit and method |
| CN206174946U (en) * | 2016-11-16 | 2017-05-17 | 山西霍尔辛赫煤业有限责任公司 | Be used for drilling construction dross removal mechanism |
| WO2019242190A1 (en) * | 2018-06-22 | 2019-12-26 | 中国矿业大学 | Multi-stage combustion shock wave-induced cracked coal body and heat injection alternating reinforced gas extraction method |
| CN209604070U (en) * | 2018-12-18 | 2019-11-08 | 山西潞安矿业(集团)有限责任公司李村煤矿 | Water filtering type dedusting explosion-protection equipment |
| CN209687526U (en) * | 2019-03-27 | 2019-11-26 | 山西霍尔辛赫煤业有限责任公司 | A kind of dust removing down-hole of coal mine device |
| CN209780948U (en) * | 2019-04-04 | 2019-12-13 | 长治市安可自控工程有限公司 | Deslagging dust suppression and automatic water supplementing device for coal mine extraction pipeline |
| CN210829373U (en) * | 2019-07-02 | 2020-06-23 | 山西晋城无烟煤矿业集团有限责任公司 | Gas drainage drilling dust collector |
| CN110374665A (en) * | 2019-07-31 | 2019-10-25 | 湖南科技大学 | A kind of gas collection device and application method for pole weak seam extraction borehole |
| CN211692543U (en) * | 2019-12-12 | 2020-10-16 | 河南大有能源股份有限公司新安煤矿 | Air current dust purification device to taking out and adopt pipeline |
| CN214019827U (en) * | 2020-11-25 | 2021-08-24 | 湖南科技大学 | Hydrogen sulfide purification device for gas extraction of high-sulfur coal seam |
Non-Patent Citations (2)
| Title |
|---|
| 王岩;梁冰;袁欣鹏;: "深孔控制预裂爆破在高硫化氢矿井瓦斯强化抽采中的应用", 重庆大学学报, no. 05, pages 102 - 106 * |
| 魏俊杰: "煤矿硫化氢的危害与防治", 《煤炭技术》, no. 10, pages 269 - 272 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112604420B (en) | 2023-08-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207002443U (en) | A kind of chemical laboratory liquid waste treating apparatus | |
| US11285429B2 (en) | System for treating malodorous gas from sludge | |
| CN211098387U (en) | Comprehensive treatment system for tail gas in acid water tank area of refinery plant | |
| KR101039624B1 (en) | Apparatus for removing trace of ammonia in off-gas of aqueous ammonia process to capture carbon dioxide | |
| CN102357337A (en) | Desulphurization technology through sodium-calcium dual-alkali method | |
| CN214019827U (en) | Hydrogen sulfide purification device for gas extraction of high-sulfur coal seam | |
| CN104923032A (en) | Novel process and novel device for regenerating adsorption materials with activated carbon fibers | |
| CN201643945U (en) | Flue gas desulfurization device | |
| CN112604420B (en) | Hydrogen sulfide purifying device and method for high-sulfur coal seam gas extraction | |
| CN205582520U (en) | Exhaust treatment device of nuclear power plant | |
| TWM329477U (en) | Device for binding carbon dioxide | |
| CN105817130A (en) | Device for efficient treatment of exhaust gas hydrogen sulfide | |
| JP3929723B2 (en) | Methane concentrator | |
| CN208212881U (en) | A kind of high-efficiency and low-cost exhaust gas advanced treatment device | |
| CN205627575U (en) | A device that is arranged in low concentration hydrogen sulfide tail gas treatment process | |
| CN205627571U (en) | Compound exhaust gas purification device | |
| CN205616615U (en) | Wet flue gas desulfurization effluent treatment plant | |
| CN213556250U (en) | System for treating malodorous gas on top of acidic water tank | |
| CN204981298U (en) | Chlorine residue of chemical industry waste water reduces discharging device | |
| CN211246104U (en) | Industrial production VOCs exhaust-gas purification equipment | |
| CN208032242U (en) | A kind of acid gas separator of unstripped gas | |
| CN208553727U (en) | A kind of loop slurry mercury removal device for flue gas during smelting demercuration | |
| CN201320445Y (en) | Device for purifying phosphine gas | |
| CN109609228A (en) | Biogas environmental protection purifying plant | |
| CN210584351U (en) | Be used for gaseous decarbonization device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |